Jack 781G

Mechanical Buttonhole machine driven by an integrated single shaft motor has low vibration, low noise, high efficiency and excellent sewing quality. Automatic thread trimmer and foot lifter controlled by a stepper motor to improve efficiency and reduce labor. New panel with automatic piece counter function. Suitable for sewing buttonholes on various fabrics, shirts, overalls, T-shirts.

Step motor

The cutting and lifting of the foot are controlled by a low-vibration, low-noise stepping motor that promises high production performance with great energy savings.

For Knitwear (K)

The rounded plate is dedicated to stretch fabrics and knitwear, the arched foot reduces the possibility of thread breakage. Suitable for swimwear and stretch with ribbing.

End bobbin thread sensor (F13)

The panel warns you when the lower thread is about to run out and allows you to change it in time, and air is also needed to keep the sensor clean. (optional)

Broken thread sensor

The alarm warns you when the thread breaks and the machine stops automatically so as not to ruin the work. Function can be deactivated from the panel.

Automatic footlifter

Time and energy savings combined with a stepping motor that allows you to activate it with a touch and view its status on the LCD panel.